Annual report of Captain A.A. Humphreys, topographical engineers, in charge of Office of Explorations and Surveys, War Department, December, 1858.
Contributors: Pope, John.; Ives, J. C.; Warren, G. K. [from old catalog]; Humphreys, A. A. 1810-1883.
Published: 1859
Place of publication: Washington
Language: eng
Number of pages: 173
Subjects: Colorado Exploring Expedition. [from old catalog]; Plants -- West (U.S.); Animals -- West (U.S.); West (U.S.) -- Discovery and exploration.; Nebraska -- Discovery and exploration.; Pecos River (N.M. and Tex.); Colorado River (Colo.-Mexico) -- Discovery and exploration.